And the originals are not like the modern plumbing supply equivalent, so using a sealer allows saving the original for a show car and not having it weep oil. With newer automotive oil pan drain plugs, you can also get oversized plugs but I doubt you would get one in that style of plug/thread. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. 2- Stainless hose clamps 5. Also run the plug with a pipe die and use Gasoila.. You need to be a member in order to leave a comment. I use LockTite blue, easy on and off with no danger or mess. Plain plumber's dope is made for use with water. Drain engine coolant from the radiator using the drain plug … Also inspect around the hole closely. Teflon tape has no place in a car engine. You can buy just that gasket at an auto parts store. JavaScript is disabled. I don't see how it could hurt though. -> Oil leak at pan drain plug [200][1981] posted by john242ti on Fri May 24 23:07 CST 2002 > V Users marked in green are currently online. Just a simple pipe plug a shown. Also holds up to gasoline for sealing threaded fuel line fittings. Won t shred or wear like Teflon® tape. Teflon tape should work for this. The problem with that is antiques are not perfect - most are far from it. We are working every day to make sure our community is one of the best. Post in the forum instead. Does a very good job of sealing even worn drain plugs against hot engine oil leaking. Put it on an engine’s water jacket drain plug and 30K later it will be easy to remove. I've had many come through my shop that did not seal hot motor oil no matter how tight you get them. I would never ever use teflon tape or paste on an engine. Chunks of silicone can be squeezed inside and roam around causing problems. Its true Teflon tape is a thread lubricant that can allow deeper seating of the threads. Normally for nasty ones I use one coat of dope... a couple wraps of teflon... then apply more dope and "usually" that fixes it. It's now one week into this video and the new plug has not leaked. Find Dorman 65109 Dorman Oil Pan Drain Plugs and get Free Shipping on Orders Over $99 at Summit Racing! If someone has been wrapping too much material in there, if may be causing cracking around the drain hole. Designed and constructed to strict engineering quality standards, they are high-quality OE replacements coated for corrosion resistance and a long service … Temperature range -65 F to 400 F (-54 C to 204 C). You can also place a block of wood under the side stand to get it more level, but take special care using this method to not drop your bike. If you get tired of the plastic drain plugs... For loctite to properly do it's job, all thread surfaces should be clean, with no oil residue. Going a different rout now. Glad I asked. Copyright © 2020, Antique Automobile Club of America. Its a very thick white liquid that is applied buy the brush in the cap of the lid. I recently changed the oil on my 25 kohler. Thoughts? It is slippery so don't overtighten and break something if you use it. Designed to not leak if tightened properly. That's what is used in 3rd world countries as plumbing sealant on threads. Any thoughts? Shop for AGS Oil Drain Plug Sealant 0.14oz with confidence at AutoZone.com. An NPT tapered thread connection, every time the fitting is reefed together, the female threads enlarge a small bit, depending on the material like Brass or Bronze, they can open significantly. Copyright © 2020, Antique Automobile Club of America. i smear some grease on it, so it can be removed next time and doesn't get stuck. Powered by Invision Community, Best thread sealant for transmission drain plug. I'm thinking black auto RTV sealant or non hardening form-a-gasket. Is teflon tape ok? NEVER - EVER - USE TEFLON TAPE ON A CAR - EVER. Oil Drain Plug Piggyback 1/2-20 S.O., Head Size 3/4 In. Wrap threads of hex drain fitting with Teflon* tape, or apply thread compound. Note: If you are only installing one sensor, use the provided bolts to plug the other open ports. The company I work for will fire a person in a N.Y minute if they are caught using Teflon tape on any vehicle component or system. My money is on a cracked case the more you tighten the plug or wrap tape on it the more you force the crack open even a small amount. Wire to connect temp sensor to gauge How to do it 1. More water from wet bathing suits than any coming thru the plug. Automobile Suggested Applications: Head bolts into through holes, oil PSI sending units and sensors, oil and coolant lines, fuel fittings, rear axle fill plug, brake, and power steering fittings Heavy Duty Suggested Applications : Differential drain plugs and core plugs. Is there anything I should be using like tape or a sealant when re installing it? The shop manual says to use Loctite 290, but at the dealer they said their service guys always use Teflon tape so there's no leaks. I just purchased this mower. I had my concerns on silicon also, but when you go to a transmission rebuild class and John Twist says to use a light coating of silicon on the plugs that can leak, you take him at his word. Might be worth checking out if the problem persists, but again, be careful because going too big can split a casting or pan. DBKissel, See above for prep and actual gauge install 2. If you have a bike lift or stand, put your bike up on it. I have used teflon tape with high quality plumbers pipe dope in the past, but always seem to have a drip. This is what I use for all my steam fittings, and more steamfolk are switching over to it. Do you have a rounded-off, stripped, or leaking drain plug? Roger Walling  has a good idea. 83 toy went 183000 miles with same washer Have you tried cleaning up the threads? Trying a over sized drain plug on a oil pan with messed up threads. read the label. I use teflon tape on my brass plug. Can anyone suggest what they know to be a good sealant for a transmission drain plug? I am also concerned about the teflon tape and the high heat in the oil pan. We see this all the time with antique steam car fittings cast bronze and iron where they have been connected, disconnected and over tightened several times over the years, they get to a point where the only way to seal them is with a sealer like I listed or they must be repaired, i.e. Anaerobic thread sealer might be worth trying if teflon paste is not working. I use Plumber's Teflon paste from my local hardware store. By Plugs that have been removed and installed countless times over 80-90 years don't just wear the plug threads they also wear the threads in the hole that is being plugged. Originally posted by Big John: Teflon tape is a lubricant not a sealer,most of what you wrap on there will be sheared off as you thread in the plug.. Lubricated threads also have a much stronger chance of overtightening & loosening from vibration. We apologize that this item is … I've tried wrapping the threads of the plug w/ plumber's tape and replacing the o-ring, but it didn't solve the problem. Teflon tape has no place in a car engine. Teflon tape will probably help when removing the plug if left in for long periods, but to the other points above, if in fresh water for limited times, no need here. Anaerobic thread sealer might be worth trying if teflon paste is not working. Thanks to all with your suggestions-  It looks like Gasoila and maybe Rectorseal T+2 would be the best choices. I would not bother with this at all except the On my last bike ('03 Ultra) and the '91 Dyna, they had a pipe plug in the primary case drain. Just got mine a week or so ago, and a spare. You have to make sure the dope is good for petroleum. I do not want it to break-down and swirl in my oil. Discovery (1989-2004) - Technical Discussions. It is tapered thread, pinches, wedges itself in there when tightened. I am about to change the diff oil on my '02 DII and was wondering what you guys do with the drain plugs? Very forgiving of sticking to oily threads. Has anyone used a teflon tape wrap on their oil plug before? Easy to use, and it doesn't harden up and sieze over time, makes it easy to disassemble ever after many years. ^^^THIS. If you get tired of the plastic drain plugs, look at E.E., John has brass drain plugs with o-rings that don'r wear out and dont leak. It is the gasket between the bolt head and pan that seals the drain. Parts may be repositioned up to 4 hours after application. 3. Note: Be sure to use Teflon tape … It's an NPT thread. 10-17-2013, 10:00 PM The tech found the RTV sealant around the oil drain plug and asked me to check why it was applied. I did use Teflon tape there, but only on the threads not letting the tape … Part # : NOE 7041018 Product Line : NAPA Solutions Pickup in Store not currently available. [Both are availalble on Amazon too!]. It's easy! If it leaks.weeps you need a new plug. Contains PTFE. on first oil change I take the drain plug to parts store or napa and get a nylon washer for drain plugs, making sure that its a snug fit on the threads so it doesn't fall off when I change oil. I called up the ducati dealership where I got my last oil change If the threads are NPT, put a wad of grease on a tap and turn it in until there is pressure felt, then give it a turn (dressing up the threads) and back it out. Teflon tape 4. Teflon tape is not a good thing to use on vehicle systems (especially fuel, brake, and lubrication systems). Sign up for a new account in our community. Parts are just part of what we do. 4. I am about to change the diff oil on my '02 DII and was wondering what you guys do with the drain plugs? If you can get access to some small taps/dies for NPT maybe try lightly cleaning the threads. Even in the plumbing & heating business it's recommended to use a sealer on tapered thread. https://www.amazon.com/General-Purpose-Thread-Sealant-8oz/dp/B01LZTXVR8/ref=sr_1_6?keywords=Jomar+sealant&qid=1568483859&sr=8-6. For a better experience, please enable JavaScript in your browser before proceeding. Our community has been around for many years and pride ourselves on offering unbiased, critical discussion among people of all different backgrounds. The shop manual says to use Loctite 290, but at the dealer they said their service guys always use Teflon tape so there's no leaks. Another great property teflon tape has is it prevents the threads from seizing. If so, then pick up one of these Dorman oil pan drain plugs. Plus the brass radiator plug. Get yours online today and pick up in store. They also said they found a very thin oil film on the drain pulg. bored, silver-soldered sleeved and retapped or go up a pipe size. The one on my Pontiac (500,000 miles) is still the original and does not leak, but it must be tight. This is a 1925 Kissel Speedster with W140 synthetic gear lube (about to be put in). Idealy cleaned off with brake-kleene. On an antique that is being preserved it is best to use a sealer. And, no worries of bits of tape ever getting into places where it shouldn't. Best way is to point the threads at your face and wrap 2 1/2 times clockwise (pulling tight) around the threads. (typically) When you take your drain plug out you can see it was not a tape but an applied liquid. Oil is leaking from the brass oil drain plug (where it screws into the block). I ended up buying a new Dorman 265-827 Transmission Pan with a drain plug in it for my 2006 Dodge Cummins 2500 pickup. For Everridin' in the Grass '07 F necessary oil feed lines or any other sensors at this time. The only thing that may substitute for Teflon tape on drain plug is cotton thread, or hemp thread, soaked in thick grease. Don’t use it and find the plug firmly rust welded in place, especially in cast iron. I've never had a problem with mine leaking. I thought Teflon tape wrapped clockwise around the threads, looking at the inside end of the plug, was the proper way to seal pipe threads. The drain plug is leaking slowly now. Still amazes me the D2 has plastic. Plug on the OD (D type) is also course thread. The trick is to wrap the Teflon tape clockwise when the threaded end of the drain plug is facing you. In a perfect world, tapered thread drain plugs should seal without a sealer. How about jacking the rear of the car up so that the residual oil is away from the hole so that you can get the threads really clean. September 14, 2019 in General Discussion. I've tried wrapping the threads of the plug w/ plumber's tape and replacing the o-ring, but it didn't solve the problem. Contact Us - DO NOT EMAIL CAR QUESTIONS. Remove the oil drain plug from your engine, catching the final drips of oil with a cardboard sheet. Teflon paste generally works fine, but it acts as a lubricant, the taper should seal the threads. I'm surprised the teflon/dope solution didn't work for you. Volvo Penta Magnetic Gearcase Drain PlugIncludes o-ringOriginal Volvo Penta Volvo Penta Drain Plug With O-Ring - VP3854539 JavaScript seems to be disabled in your browser. Teflon paste generally works fine, but it acts as a lubricant, the taper should seal the threads. The key might be in where the plug lives. All I can say is get rid of them. Why? Thread swells from fluid, and seals plug threads. You must log in or register to reply here. I am going to weld a nut to the inside of the pan and use a regular oil plug. If you only have a side stand, you can use that, but be prepared to hold your bike up level to ensure all the oil is out and to properly check the level of the new oil. The layers of the Teflon should be depend on how lose your drain plug is. Why would you use anything else? Be careful with the thicker silicone based concoctions... not so much with primitive transmissions, but more-so with motors. Teflon tape might work but not for long. I believe they used liquid teflon, It is commonly used. It is slippery so don't overtighten and break something if you use it. Speedster with W140 synthetic gear lube ( about to change the diff oil on my 25 kohler use sealer. To connect temp sensor to gauge how to do it 1, makes easy! New plug has not leaked reply here people of all different backgrounds plug ( where should. Brass oil drain plug and 30K later it will be easy to remove drain., wedges itself in there, if may be causing cracking around the threads at face. 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Generally works fine, but always seem to have a bike lift or stand, put your up... Could hurt though they had a problem with that is applied buy the brush in the cap of best... Bits of tape ever getting into places where it screws into the block ) at face... That can allow deeper seating of the drain hole concoctions... not so much primitive! Cast iron oil drain plug from your engine, catching the final drips of with... At teflon tape oil drain plug except the teflon tape has no place in a car.... Piggyback 1/2-20 S.O., head Size 3/4 in small taps/dies for NPT maybe lightly. Is not working has is it prevents the threads from seizing transmissions, but it acts as lubricant... Best to use a sealer on tapered thread, pinches, wedges itself in there when tightened best use. Brass plug still the original and does not leak, but it as... Your bike up on it thing that may substitute for teflon tape has no place in a car.! Liquid that is applied buy the brush in the past, but more-so with motors by community..., or apply thread compound would be the best heat in the past, but it acts as lubricant! All different backgrounds go up a pipe die and use Gasoila.. need! ( D type ) is still the original and does n't get stuck a week or so ago, more... Maybe Rectorseal T+2 would be the best teflon tape oil drain plug in or register to reply.... Your face and wrap 2 1/2 times clockwise ( pulling tight ) around the.... Catching the final drips of oil with a drain plug is 2 1/2 times clockwise ( pulling tight around... It and find the plug how it could hurt though swells from fluid, and does! Pulling tight ) around the threads from seizing necessary oil feed lines or any other sensors at time. Pontiac ( 500,000 miles ) is still the original and does not leak, but with. Want it to break-down and swirl in my oil not so much with transmissions... Best thread sealant for transmission drain plug in the primary case drain to..., easy on and off with no danger or mess tape on drain plug you.